•CD sales were down 20.3% to 70.5 million from Q1 2008's 88.4 million.

•Digital album sales rose 23% to 19.3 million from 15.7 million in Q1 2008, but album sales as a whole were down. Sales of track equivalent albums (where 10 song downloads equal one album) were only down 7%, but if you take out the track-equivalent albums, sales were down 13.5% and only totaled 90.4 million for the quarter.

•Universal Music Group remains the market share leader with 31.1% of all albums and track-equivalent-albums sold during the quarter. Sony Music came in at 25.9% and WMG had 20.7% of sales. In third place, was the independent sector with 13.7%. EMI, meanwhile only grabbed a 8.6% slice of the market.

•Digital track sales were up 17% for the quarter to 329.5 million from 281.4 million last year.

And the top-selling digital track so far this year? You guessed it, Flo Rida's "Right Round," with 2.4 million downloads.

Disclosure: Jeff Bezos is an investor in Business Insider through his personal investment company Bezos Expeditions.